| Service | Number of cases | OPS key | Info | 
																			
											|  | 3.828 | 9-649.40 |  | 
																			
											|  | 3.719 | 9-649.10 |  | 
																			
											|  | 2.591 | 9-649.31 |  | 
																			
											| Standard treatment for mental and psychosomatic disorders and behavioral disorders in adults | 1.536 | 9-607 |  | 
																			
											| Medical treatment to provoke a seizure in the treatment of certain mental illnesses - electroconvulsive therapy (ECT) | 1.387 | 8-630.3 |  | 
																			
											|  | 1.286 | 9-649.51 |  | 
																			
											|  | 1.202 | 9-649.50 |  | 
																			
											|  | 999 | 9-649.0 |  | 
																			
											| Measurement of the brain waves - EEG | 942 | 1-207.0 |  | 
																			
											|  | 833 | 9-649.11 |  | 
																			
											|  | 814 | 9-649.41 |  | 
																			
											|  | 687 | 9-649.20 |  | 
																			
											|  | 678 | 8-632.1 |  | 
																			
											| Computer-assisted analysis of the images with 3D-analysis | 664 | 3-990 |  | 
																			
											|  | 654 | 9-649.30 |  | 
																			
											| Computer assisted visualisation of body structures in 3 dimensions - virtual 3D reconstruction technique | 607 | 3-994 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head without contrast medium | 604 | 3-800 |  | 
																			
											|  | 377 | 9-649.52 |  | 
																			
											| Examination of nerve conduction - ENG | 291 | 1-206 |  | 
																			
											| Measurement of the electrical activity of the muscles - EMG | 275 | 1-205 |  | 
																			
											|  | 212 | 9-649.33 |  | 
																			
											|  | 207 | 9-649.12 |  | 
																			
											|  | 186 | 9-649.53 |  | 
																			
											| Medical treatment to provoke a seizure in the treatment of certain mental illnesses - electroconvulsive therapy (ECT) | 176 | 8-630.2 |  | 
																			
											|  | 173 | 9-649.32 |  | 
																			
											| Investigation of the of the brain, heart, and muscle activity, and respiration during sleep | 126 | 1-790 |  | 
																			
											| Examination of the cerebrospinal fluid spaces | 103 | 1-204.2 |  | 
																			
											|  | 71 | 9-649.13 |  | 
																			
											|  | 68 | 9-649.54 |  | 
																			
											| Measurement of the daytime tiredness or the maintenance of wakefulness - MSLT or MWT | 64 | 1-795 |  | 
																			
											|  | 64 | 9-649.42 |  | 
																			
											|  | 53 | 9-984.7 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord without contrast medium | 46 | 3-802 |  | 
																			
											| Intensive treatment for mental and psychosomatic disorders and behavioural disorders in adult patients with one characteristic | 46 | 9-617 |  | 
																			
											|  | 45 | 9-984.8 |  | 
																			
											| Magnetic resonance imaging (MRI) of the head with contrast medium | 44 | 3-820 |  | 
																			
											|  | 35 | 8-632.0 |  | 
																			
											|  | 34 | 9-649.55 |  | 
																			
											| Intensive treatment for mental and psychosomatic disorders and behavioural disorders in adult patients with two characteristics | 33 | 9-618 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 32 | 1-208.2 |  | 
																			
											|  | 32 | 9-649.14 |  | 
																			
											|  | 28 | 9-984.6 |  | 
																			
											|  | 17 | 9-649.43 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | 16 | 1-208.6 |  | 
																			
											|  | 16 | 9-649.56 |  | 
																			
											|  | 16 | 9-984.b |  | 
																			
											| Computed tomography (CT) of the head without contrast medium | 15 | 3-200 |  | 
																			
											|  | 15 | 9-649.35 |  | 
																			
											| Computed tomography of the abdomen with contrast medium | 14 | 3-225 |  | 
																			
											|  | 14 | 9-649.34 |  | 
																			
											| Computed tomography of the chest with contrast medium | 12 | 3-222 |  | 
																			
											| Examination of the oesophagus, stomach and duodenum by endoscopy | 10 | 1-632.0 |  | 
																			
											|  | 10 | 9-649.15 |  | 
																			
											| Crisis management in psychological and/or psychosomatic disorders and behavioural disorders in adults | 9 | 9-641.11 |  | 
																			
											|  | 9 | 9-649.57 |  | 
																			
											| Magnetic resonance imaging (MRI) of the spine and spinal cord with contrast medium | 8 | 3-823 |  | 
																			
											| Computed tomography (CT) of the abdomen without contrast medium | 7 | 3-207 |  | 
																			
											| Computed tomography of the head with contrast medium | 6 | 3-220 |  | 
																			
											|  | 6 | 9-647.u |  | 
																			
											|  | 6 | 9-649.21 |  | 
																			
											| Crisis management in psychological and/or psychosomatic disorders and behavioural disorders in adults | 5 | 9-641.01 |  | 
																			
											|  | 5 | 9-649.58 |  | 
																			
											| Computed tomography of the neck with contrast medium | 4 | 3-221 |  | 
																			
											|  | 4 | 9-645.03 |  | 
																			
											|  | 4 | 9-649.16 |  | 
																			
											|  | 4 | 9-649.17 |  | 
																			
											| Measurement of brain waves triggered by targeted stimuli (evoked potentials) | not specified | 1-208.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | not specified | 1-440.9 |  | 
																			
											| Taking a tissue sample (biopsy) of the upper digestive tract, biliary tract or the pancreas by endoscopy | not specified | 1-440.a |  | 
																			
											| Taking a tissue sample (biopsy) of the lower digestive tract by endoscopy | not specified | 1-444.7 |  | 
																			
											| Examination of the oesophagus and the stomach by endoscopy | not specified | 1-631.0 |  | 
																			
											| Examination of the upper digestive tract by endoscopy through an artificial bowel opening (ostomy) | not specified | 1-638.2 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.0 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.1 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.2 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | not specified | 1-650.y |  | 
																			
											| Examination of the anus and rectum by endoscopy | not specified | 1-653 |  | 
																			
											| Ultrasound of the heart (echocardiography) through the oesophagus - TEE | not specified | 3-052 |  | 
																			
											| X-rays of the breast | not specified | 3-100.0 |  | 
																			
											| Computed tomography (CT) of the neck without contrast medium | not specified | 3-201 |  | 
																			
											| Computed tomography (CT) of the chest without contrast medium | not specified | 3-202 |  | 
																			
											| Computed tomography (CT) of the spine and the spinal cord without contrast medium | not specified | 3-203 |  | 
																			
											| Other computed tomography (CT) without contrast medium | not specified | 3-20x |  | 
																			
											| Computed tomography (CT) of the musculoskeletal system with contrast medium | not specified | 3-227 |  | 
																			
											| Other computed tomography (CT) with contrast medium | not specified | 3-22x |  | 
																			
											| Imaging procedure to demonstrate the brain using nuclear radiation and computed tomography (SPECT/CT) | not specified | 3-730 |  | 
																			
											| Visualisation of the metabolic processes in the brain with radioactive labelled substances and computed tomograph (PET/CT) | not specified | 3-750 |  | 
																			
											| Other magnetic resonance imaging (MRI) without contrast medium | not specified | 3-80x |  | 
																			
											| Magnetic resonance imaging (MRI) of the neck with contrast medium | not specified | 3-821 |  | 
																			
											| Magnetic resonance imaging (MRI) of the abdominal cavity with contrast medium | not specified | 3-825 |  | 
																			
											| Magnetic resonance imaging (MRI) of the musculoskeletal system with contrast medium | not specified | 3-826 |  | 
																			
											| Use of an X-ray imaging converter that calculates three dimensional images from two dimensional data | not specified | 3-996 |  | 
																			
											| Administration of medicines in accordance with List 1 of the procedures list | not specified | 6-001.h8 |  | 
																			
											|  | not specified | 6-006.a2 |  | 
																			
											|  | not specified | 6-006.a3 |  | 
																			
											|  | not specified | 6-006.ad |  | 
																			
											|  | not specified | 6-00c.6 |  | 
																			
											|  | not specified | 8-017.2 |  | 
																			
											| Others therapeutic procedures to influence the immune system | not specified | 8-547.0 |  | 
																			
											| Treatment of HIV infection with a fixed combination of medicines - HAART | not specified | 8-548.0 |  | 
																			
											| Transfusion of blood plasma or plasma components or genetically engineered blood proteins | not specified | 8-810.wp |  | 
																			
											|  | not specified | 8-98g.11 |  | 
																			
											| Intensive treatment for mental and psychosomatic disorders and behavioural disorders in adult patients with three characteristics | not specified | 9-619 |  | 
																			
											| Intensive treatment for mental and psychosomatic disorders and behavioural disorders in adult patients with four characteristics | not specified | 9-61a |  | 
																			
											| Complex psychotherapeutic treatment for mental and psychosomatic disorders and behavioral disorders in adults | not specified | 9-626 |  | 
																			
											| Increased treatment complexity in psychological and/or psychosomatic disorders and behavioural disorders in adults | not specified | 9-640.04 |  | 
																			
											| Crisis management in psychological and/or psychosomatic disorders and behavioural disorders in adults | not specified | 9-641.00 |  | 
																			
											| Crisis management in psychological and/or psychosomatic disorders and behavioural disorders in adults | not specified | 9-641.10 |  | 
																			
											| Crisis management in psychological and/or psychosomatic disorders and behavioural disorders in adults | not specified | 9-641.12 |  | 
																			
											|  | not specified | 9-645.04 |  | 
																			
											|  | not specified | 9-645.05 |  | 
																			
											|  | not specified | 9-645.13 |  | 
																			
											|  | not specified | 9-647.0 |  | 
																			
											|  | not specified | 9-647.1 |  | 
																			
											|  | not specified | 9-647.8 |  | 
																			
											|  | not specified | 9-647.a |  | 
																			
											|  | not specified | 9-647.e |  | 
																			
											|  | not specified | 9-647.f |  | 
																			
											|  | not specified | 9-647.m |  | 
																			
											|  | not specified | 9-649.18 |  | 
																			
											|  | not specified | 9-649.1g |  | 
																			
											|  | not specified | 9-649.36 |  | 
																			
											|  | not specified | 9-649.37 |  | 
																			
											|  | not specified | 9-649.38 |  | 
																			
											|  | not specified | 9-649.3g |  | 
																			
											|  | not specified | 9-649.44 |  | 
																			
											|  | not specified | 9-649.59 |  | 
																			
											|  | not specified | 9-649.5d |  | 
																			
											|  | not specified | 9-984.9 |  |